SELECT 
  cscart_pages.*, 
  cscart_page_descriptions.page, 
  cscart_tag_links.*, 
  cscart_tags.tag, 
  cscart_tags.tag_id, 
  cscart_tags.timestamp, 
  cscart_seo_names.name as seo_name, 
  cscart_seo_names.path as seo_path, 
  cscart_page_descriptions.page_sitemap 
FROM 
  cscart_pages 
  LEFT JOIN cscart_page_descriptions ON cscart_pages.page_id = cscart_page_descriptions.page_id 
  AND cscart_page_descriptions.lang_code = 'ko' 
  INNER JOIN cscart_tag_links ON cscart_pages.page_id = cscart_tag_links.object_id 
  AND cscart_tag_links.object_type = 'A' 
  INNER JOIN cscart_tags ON cscart_tag_links.tag_id = cscart_tags.tag_id 
  LEFT JOIN cscart_seo_names ON cscart_seo_names.object_id = cscart_pages.page_id 
  AND cscart_seo_names.type = 'a' 
  AND cscart_seo_names.dispatch = '' 
  AND cscart_seo_names.lang_code = 'ko' 
WHERE 
  1 
  AND cscart_pages.status IN ('A') 
  AND cscart_pages.company_id IN (0, 1, 3, 5, 6, 7, 8, 10, 11, 12, 13, 15) 
  AND cscart_pages.page_type IN ('T', 'L', 'B', 'K', 'F') 
  AND (
    cscart_pages.usergroup_ids = '' 
    OR FIND_IN_SET(0, cscart_pages.usergroup_ids) 
    OR FIND_IN_SET(1, cscart_pages.usergroup_ids)
  ) 
  AND (
    cscart_pages.use_avail_period = 'N' 
    OR (
      cscart_pages.use_avail_period = 'Y' 
      AND cscart_pages.avail_from_timestamp <= 1788364661 
      AND (
        cscart_pages.avail_till_timestamp >= 1788364661 
        OR cscart_pages.avail_till_timestamp = 0
      )
    )
  ) 
  AND (cscart_tags.tag = '55910T4300') 
  AND cscart_tags.status = 'A' 
  AND (
    NOT EXISTS (
      SELECT 
        1 
      FROM 
        cscart_mb_make_blog_page_storefronts AS mb_blog_sf_any 
      WHERE 
        mb_blog_sf_any.page_id = cscart_pages.page_id
    ) 
    OR EXISTS (
      SELECT 
        1 
      FROM 
        cscart_mb_make_blog_page_storefronts AS mb_blog_sf_current 
      WHERE 
        mb_blog_sf_current.page_id = cscart_pages.page_id 
        AND mb_blog_sf_current.storefront_id = 4
    )
  ) 
ORDER BY 
  cscart_pages.position asc, 
  cscart_page_descriptions.page asc

Query time 0.00105

JSON explain

{
  "query_block": {
    "select_id": 1,
    "filesort": {
      "sort_key": "cscart_pages.position, cscart_page_descriptions.`page`",
      "temporary_table": {
        "table": {
          "table_name": "cscart_tag_links",
          "access_type": "ref",
          "possible_keys": [
            "PRIMARY",
            "tag_id",
            "ids",
            "idx_tag_id",
            "idx_object_id"
          ],
          "key": "PRIMARY",
          "key_length": "3",
          "used_key_parts": ["object_type"],
          "ref": ["const"],
          "rows": 1,
          "filtered": 100,
          "attached_condition": "(!<in_optimizer>(cscart_tag_links.object_id,<exists>(subquery#2)) or <in_optimizer>(cscart_tag_links.object_id,cscart_tag_links.object_id in (subquery#3))) and cscart_tag_links.object_type = 'A'",
          "using_index": true
        },
        "table": {
          "table_name": "cscart_tags",
          "access_type": "eq_ref",
          "possible_keys": ["PRIMARY", "tag", "idx_tag_id"],
          "key": "PRIMARY",
          "key_length": "3",
          "used_key_parts": ["tag_id"],
          "ref": ["devmotorsbay.cscart_tag_links.tag_id"],
          "rowid_filter": {
            "range": {
              "key": "tag",
              "used_key_parts": ["tag"]
            },
            "rows": 1,
            "selectivity_pct": 0.002721311
          },
          "rows": 1,
          "filtered": 0.002721311,
          "attached_condition": "cscart_tags.tag = '55910T4300' and cscart_tags.`status` = 'A'"
        },
        "table": {
          "table_name": "cscart_pages",
          "access_type": "eq_ref",
          "possible_keys": ["PRIMARY"],
          "key": "PRIMARY",
          "key_length": "3",
          "used_key_parts": ["page_id"],
          "ref": ["devmotorsbay.cscart_tag_links.object_id"],
          "rows": 1,
          "filtered": 100,
          "attached_condition": "cscart_pages.`status` = 'A' and cscart_pages.company_id in (0,1,3,5,6,7,8,10,11,12,13,15) and cscart_pages.page_type in ('T','L','B','K','F') and (cscart_pages.usergroup_ids = '' or find_in_set(0,cscart_pages.usergroup_ids) or find_in_set(1,cscart_pages.usergroup_ids)) and (cscart_pages.use_avail_period = 'N' or cscart_pages.use_avail_period = 'Y' and cscart_pages.avail_from_timestamp <= 1788364661 and (cscart_pages.avail_till_timestamp >= 1788364661 or cscart_pages.avail_till_timestamp = 0))"
        },
        "table": {
          "table_name": "cscart_page_descriptions",
          "access_type": "eq_ref",
          "possible_keys": ["PRIMARY"],
          "key": "PRIMARY",
          "key_length": "9",
          "used_key_parts": ["page_id", "lang_code"],
          "ref": ["devmotorsbay.cscart_tag_links.object_id", "const"],
          "rows": 1,
          "filtered": 100,
          "attached_condition": "trigcond(cscart_page_descriptions.lang_code = 'ko')"
        },
        "table": {
          "table_name": "cscart_seo_names",
          "access_type": "ref",
          "possible_keys": ["PRIMARY", "dispatch"],
          "key": "PRIMARY",
          "key_length": "206",
          "used_key_parts": ["object_id", "type", "dispatch", "lang_code"],
          "ref": [
            "devmotorsbay.cscart_tag_links.object_id",
            "const",
            "const",
            "const"
          ],
          "rows": 1,
          "filtered": 100,
          "attached_condition": "trigcond(cscart_seo_names.`type` = 'a' and cscart_seo_names.dispatch = '' and cscart_seo_names.lang_code = 'ko')"
        },
        "subqueries": [
          {
            "materialization": {
              "query_block": {
                "select_id": 3,
                "table": {
                  "table_name": "mb_blog_sf_current",
                  "access_type": "ref",
                  "possible_keys": ["PRIMARY", "storefront_id"],
                  "key": "storefront_id",
                  "key_length": "4",
                  "used_key_parts": ["storefront_id"],
                  "ref": ["const"],
                  "rows": 3,
                  "filtered": 100,
                  "using_index": true
                }
              }
            }
          },
          {
            "query_block": {
              "select_id": 2,
              "table": {
                "table_name": "mb_blog_sf_any",
                "access_type": "index_subquery",
                "possible_keys": ["PRIMARY"],
                "key": "PRIMARY",
                "key_length": "4",
                "used_key_parts": ["page_id"],
                "ref": ["func"],
                "rows": 1,
                "filtered": 100,
                "using_index": true
              }
            }
          }
        ]
      }
    }
  }
}