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 (
    96, 52, 53, 54, 58, 45, 55, 56, 39, 44, 46, 
    47, 48, 49, 50, 59, 60, 61, 62, 63, 64, 
    41, 51, 112, 115, 130, 132, 131, 2484, 
    2482, 2483, 2491, 1193, 1194, 1195, 
    1197, 1196, 1201, 1200, 1199, 2472, 
    2473, 2474, 2475, 1198, 133, 134, 105, 
    116, 107, 113, 65, 66, 80, 82, 69, 70, 
    71, 75, 67, 72, 73, 74, 68, 78, 81, 76, 
    77, 79, 83, 84, 119, 120, 127, 126, 128, 
    129
  ) 
ORDER BY 
  cscart_product_feature_variants.position ASC, 
  cscart_product_feature_variant_descriptions.variant ASC

Query time 0.00079

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost": 0.21911463,
    "filesort": {
      "sort_key": "cscart_product_feature_variants.position, cscart_product_feature_variant_descriptions.variant",
      "temporary_table": {
        "nested_loop": [
          {
            "table": {
              "table_name": "cscart_product_feature_variants",
              "access_type": "range",
              "possible_keys": ["PRIMARY"],
              "key": "PRIMARY",
              "key_length": "3",
              "used_key_parts": ["variant_id"],
              "loops": 1,
              "rows": 77,
              "cost": 0.13467795,
              "filtered": 100,
              "attached_condition": "cscart_product_feature_variants.variant_id in (96,52,53,54,58,45,55,56,39,44,46,47,48,49,50,59,60,61,62,63,64,41,51,112,115,130,132,131,2484,2482,2483,2491,1193,1194,1195,1197,1196,1201,1200,1199,2472,2473,2474,2475,1198,133,134,105,116,107,113,65,66,80,82,69,70,71,75,67,72,73,74,68,78,81,76,77,79,83,84,119,120,127,126,128,129)"
            }
          },
          {
            "table": {
              "table_name": "cscart_product_feature_variant_descriptions",
              "access_type": "eq_ref",
              "possible_keys": ["PRIMARY"],
              "key": "PRIMARY",
              "key_length": "9",
              "used_key_parts": ["variant_id", "lang_code"],
              "ref": [
                "u985510652_ecartify_abhi.cscart_product_feature_variants.variant_id",
                "const"
              ],
              "loops": 77,
              "rows": 1,
              "cost": 0.08443668,
              "filtered": 100,
              "attached_condition": "trigcond(cscart_product_feature_variant_descriptions.lang_code = 'en')"
            }
          }
        ]
      }
    }
  }
}