SELECT 
  cscart_categories.category_id, 
  cscart_categories.parent_id, 
  cscart_categories.id_path, 
  cscart_category_descriptions.category, 
  cscart_categories.position, 
  cscart_categories.status, 
  cscart_categories.company_id, 
  cscart_seo_names.name as seo_name, 
  cscart_seo_names.path as seo_path 
FROM 
  cscart_categories 
  LEFT JOIN cscart_category_descriptions ON cscart_categories.category_id = cscart_category_descriptions.category_id 
  AND cscart_category_descriptions.lang_code = 'ja' 
  LEFT JOIN cscart_seo_names ON cscart_seo_names.object_id = cscart_categories.category_id 
  AND cscart_seo_names.type = 'c' 
  AND cscart_seo_names.dispatch = '' 
  AND cscart_seo_names.lang_code = 'ja' 
  AND cscart_seo_names.company_id = cscart_categories.company_id 
WHERE 
  1 = 1 
  AND (
    cscart_categories.usergroup_ids = '' 
    OR FIND_IN_SET(
      0, cscart_categories.usergroup_ids
    ) 
    OR FIND_IN_SET(
      1, cscart_categories.usergroup_ids
    )
  ) 
  AND cscart_categories.status IN ('A') 
  AND cscart_categories.parent_id IN (1) 
  AND cscart_categories.id_path LIKE '1/%' 
  AND cscart_categories.company_id = 1 
ORDER BY 
  cscart_categories.is_trash asc, 
  cscart_categories.position asc, 
  cscart_category_descriptions.category asc

Query time 0.00052

JSON explain

{
  "query_block": {
    "select_id": 1,
    "ordering_operation": {
      "using_temporary_table": true,
      "using_filesort": true,
      "nested_loop": [
        {
          "table": {
            "table_name": "cscart_categories",
            "access_type": "ref",
            "possible_keys": [
              "c_status",
              "parent",
              "id_path"
            ],
            "key": "parent",
            "used_key_parts": [
              "parent_id"
            ],
            "key_length": "3",
            "ref": [
              "const"
            ],
            "rows": 1,
            "filtered": 100,
            "attached_condition": "((`_testcscart`.`cscart_categories`.`company_id` = 1) and ((`_testcscart`.`cscart_categories`.`usergroup_ids` = '') or find_in_set(0,`_testcscart`.`cscart_categories`.`usergroup_ids`) or find_in_set(1,`_testcscart`.`cscart_categories`.`usergroup_ids`)) and (`_testcscart`.`cscart_categories`.`status` = 'A') and (`_testcscart`.`cscart_categories`.`id_path` like '1/%'))"
          }
        },
        {
          "table": {
            "table_name": "cscart_category_descriptions",
            "access_type": "eq_ref",
            "possible_keys": [
              "PRIMARY"
            ],
            "key": "PRIMARY",
            "used_key_parts": [
              "category_id",
              "lang_code"
            ],
            "key_length": "9",
            "ref": [
              "_testcscart.cscart_categories.category_id",
              "const"
            ],
            "rows": 1,
            "filtered": 100,
            "attached_condition": "<if>(is_not_null_compl(cscart_category_descriptions), (`_testcscart`.`cscart_category_descriptions`.`lang_code` = 'ja'), true)"
          }
        },
        {
          "table": {
            "table_name": "cscart_seo_names",
            "access_type": "eq_ref",
            "possible_keys": [
              "PRIMARY",
              "dispatch"
            ],
            "key": "PRIMARY",
            "used_key_parts": [
              "object_id",
              "type",
              "dispatch",
              "lang_code",
              "company_id"
            ],
            "key_length": "210",
            "ref": [
              "_testcscart.cscart_categories.category_id",
              "const",
              "const",
              "const",
              "const"
            ],
            "rows": 1,
            "filtered": 100,
            "attached_condition": "<if>(is_not_null_compl(cscart_seo_names), ((`_testcscart`.`cscart_seo_names`.`type` = 'c') and (`_testcscart`.`cscart_seo_names`.`dispatch` = '') and (`_testcscart`.`cscart_seo_names`.`lang_code` = 'ja')), true)"
          }
        }
      ]
    }
  }
}