SELECT 
  cscart_product_feature_variants.variant_id, 
  cscart_product_feature_variants.position, 
  cscart_product_feature_variants.color, 
  cscart_product_feature_variant_descriptions.variant 
FROM 
  cscart_product_feature_variants 
  LEFT JOIN cscart_product_feature_variant_descriptions ON cscart_product_feature_variants.variant_id = cscart_product_feature_variant_descriptions.variant_id 
  AND cscart_product_feature_variant_descriptions.lang_code = 'en' 
WHERE 
  cscart_product_feature_variants.variant_id IN (
    10482, 11686, 12218, 12308, 12340, 12342, 
    12357, 12985, 12988, 14373, 13367, 
    14374, 14375, 14376, 14377, 14378, 
    14379, 14380, 13914, 13918, 13928, 
    13933, 13936, 14012, 10375, 12315, 
    12358, 12767, 12768, 12770, 12771, 
    12983, 14388, 14389, 14390, 14391, 
    14392, 14393, 14394, 14395, 14396, 
    14397, 14398, 14399, 14400, 14401, 
    14402, 14403, 13922
  ) 
ORDER BY 
  cscart_product_feature_variants.position ASC, 
  cscart_product_feature_variant_descriptions.variant ASC

Query time 0.00085

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "176.41"
    },
    "ordering_operation": {
      "using_temporary_table": true,
      "using_filesort": true,
      "nested_loop": [
        {
          "table": {
            "table_name": "cscart_product_feature_variants",
            "access_type": "range",
            "possible_keys": [
              "PRIMARY"
            ],
            "key": "PRIMARY",
            "used_key_parts": [
              "variant_id"
            ],
            "key_length": "3",
            "rows_examined_per_scan": 49,
            "rows_produced_per_join": 49,
            "filtered": "100.00",
            "index_condition": "(`danishecarter_latest`.`cscart_product_feature_variants`.`variant_id` in (10482,11686,12218,12308,12340,12342,12357,12985,12988,14373,13367,14374,14375,14376,14377,14378,14379,14380,13914,13918,13928,13933,13936,14012,10375,12315,12358,12767,12768,12770,12771,12983,14388,14389,14390,14391,14392,14393,14394,14395,14396,14397,14398,14399,14400,14401,14402,14403,13922))",
            "cost_info": {
              "read_cost": "107.81",
              "eval_cost": "9.80",
              "prefix_cost": "117.61",
              "data_read_per_join": "129K"
            },
            "used_columns": [
              "variant_id",
              "color",
              "position"
            ]
          }
        },
        {
          "table": {
            "table_name": "cscart_product_feature_variant_descriptions",
            "access_type": "eq_ref",
            "possible_keys": [
              "PRIMARY"
            ],
            "key": "PRIMARY",
            "used_key_parts": [
              "variant_id",
              "lang_code"
            ],
            "key_length": "9",
            "ref": [
              "danishecarter_latest.cscart_product_feature_variants.variant_id",
              "const"
            ],
            "rows_examined_per_scan": 1,
            "rows_produced_per_join": 49,
            "filtered": "100.00",
            "cost_info": {
              "read_cost": "49.00",
              "eval_cost": "9.80",
              "prefix_cost": "176.41",
              "data_read_per_join": "148K"
            },
            "used_columns": [
              "variant_id",
              "variant",
              "lang_code"
            ]
          }
        }
      ]
    }
  }
}