SELECT 
  * 
FROM 
  jmj_product_feature_variants 
WHERE 
  variant_id IN (
    3232, 3246, 3247, 934, 935, 937, 938, 
    939, 941, 942, 943, 944, 955, 959, 2103, 
    2104, 2105, 2109, 2111, 2112, 2113, 
    2114, 2116, 2128, 2129, 2131, 2135, 
    2139, 2143, 2154, 2166, 2167, 2178, 
    2183, 2184, 2185, 2186, 2187, 2188, 
    2190, 2195, 2196, 2201, 2204, 2205, 
    2207, 2213, 2222, 2223, 2231, 2232, 
    2233, 2235, 2239, 766
  )

Query time 0.00086

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "132.01"
    },
    "table": {
      "table_name": "jmj_product_feature_variants",
      "access_type": "range",
      "possible_keys": [
        "PRIMARY"
      ],
      "key": "PRIMARY",
      "used_key_parts": [
        "variant_id"
      ],
      "key_length": "3",
      "rows_examined_per_scan": 55,
      "rows_produced_per_join": 55,
      "filtered": "100.00",
      "index_condition": "(`jmj_test`.`jmj_product_feature_variants`.`variant_id` in (3232,3246,3247,934,935,937,938,939,941,942,943,944,955,959,2103,2104,2105,2109,2111,2112,2113,2114,2116,2128,2129,2131,2135,2139,2143,2154,2166,2167,2178,2183,2184,2185,2186,2187,2188,2190,2195,2196,2201,2204,2205,2207,2213,2222,2223,2231,2232,2233,2235,2239,766))",
      "cost_info": {
        "read_cost": "121.01",
        "eval_cost": "11.00",
        "prefix_cost": "132.01",
        "data_read_per_join": "85K"
      },
      "used_columns": [
        "variant_id",
        "feature_id",
        "url",
        "color",
        "position",
        "abt__ut2_color_style",
        "abt__ut2_multicolor"
      ]
    }
  }
}

Result

variant_id feature_id url color position abt__ut2_color_style abt__ut2_multicolor
766 132 #ffffff 1 default
934 159 #ffffff 0 default
935 159 #ffffff 0 default
937 159 #ffffff 0 default
938 159 #ffffff 0 default
939 159 #ffffff 0 default
941 160 #ffffff 0 default
942 160 #ffffff 0 default
943 160 #ffffff 0 default
944 160 #ffffff 0 default
955 161 #ffffff 0 default
959 161 #ffffff 0 default
2103 280 #000000 0 default
2104 280 #696969 17 default
2105 280 #808080 23 default
2109 280 #dcdcdc 32 default
2111 280 #708090 38 default
2112 280 #191970 52 default
2113 280 #000080 53 default
2114 280 #00008b 55 default
2116 280 #0000ff 63 default
2128 280 #f0f8ff 111 default
2129 280 #f8f8ff 112 default
2131 280 #e0ffff 114 default
2135 280 #7fffd4 134 default
2139 280 #20b2aa 143 default
2143 280 #2f4f4f 151 default
2154 280 #9acd32 209 default
2166 280 #fafad2 246 default
2167 280 #ffffe0 247 default
2178 280 #eee8aa 265 default
2183 280 #deb887 294 default
2184 280 #d2b48c 295 default
2185 280 #bdb76b 301 default
2186 280 #daa520 308 default
2187 280 #b8860b 311 default
2188 280 #cd853f 313 default
2190 280 #8b4513 339 default
2195 280 #e9967a 368 default
2196 280 #fa8072 371 default
2201 280 #ff0000 381 default
2204 280 #8b0000 396 default
2205 280 #800000 397 default
2207 280 #ffe4e1 428 default
2213 280 #dc143c 458 default
2222 280 #4b0082 497 default
2223 280 #8b008b 501 default
2231 280 #fff0f5 540 default
2232 280 #fdf5e6 543 default
2233 280 #faf0e6 544 default
2235 280 #fffaf0 547 default
2239 280 #ffffff 554 default
3232 31 #ffffff 120 default
3246 31 #ffffff 130 default
3247 31 #ffffff 131 default