SELECT 
  cscart_rus_cities.city_id, 
  cscart_rus_cities.country_code, 
  cscart_rus_cities.state_code, 
  cscart_rus_cities.status, 
  cscart_rus_city_descriptions.city, 
  cscart_rus_cities.zipcode 
FROM 
  cscart_rus_cities 
  LEFT JOIN cscart_rus_city_descriptions ON cscart_rus_city_descriptions.city_id = cscart_rus_cities.city_id 
WHERE 
  cscart_rus_city_descriptions.lang_code = 'ru' 
  AND cscart_rus_cities.status = 'A' 
ORDER BY 
  cscart_rus_city_descriptions.city

Query time 0.28322

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "5336.64"
    },
    "ordering_operation": {
      "using_temporary_table": true,
      "using_filesort": true,
      "cost_info": {
        "sort_cost": "2253.40"
      },
      "nested_loop": [
        {
          "table": {
            "table_name": "cscart_rus_cities",
            "access_type": "ALL",
            "possible_keys": [
              "PRIMARY"
            ],
            "rows_examined_per_scan": 22534,
            "rows_produced_per_join": 2253,
            "filtered": "10.00",
            "cost_info": {
              "read_cost": "2069.21",
              "eval_cost": "225.34",
              "prefix_cost": "2294.55",
              "data_read_per_join": "281K"
            },
            "used_columns": [
              "city_id",
              "country_code",
              "state_code",
              "status",
              "zipcode"
            ],
            "attached_condition": "(`test_uchur_k`.`cscart_rus_cities`.`status` = 'A')"
          }
        },
        {
          "table": {
            "table_name": "cscart_rus_city_descriptions",
            "access_type": "eq_ref",
            "possible_keys": [
              "PRIMARY"
            ],
            "key": "PRIMARY",
            "used_key_parts": [
              "city_id",
              "lang_code"
            ],
            "key_length": "10",
            "ref": [
              "test_uchur_k.cscart_rus_cities.city_id",
              "const"
            ],
            "rows_examined_per_scan": 1,
            "rows_produced_per_join": 2253,
            "filtered": "100.00",
            "cost_info": {
              "read_cost": "563.35",
              "eval_cost": "225.34",
              "prefix_cost": "3083.24",
              "data_read_per_join": "1M"
            },
            "used_columns": [
              "city_id",
              "lang_code",
              "city"
            ]
          }
        }
      ]
    }
  }
}