SELECT 
  * 
FROM 
  jmj_product_feature_variants 
WHERE 
  variant_id IN (
    3149, 3150, 3158, 3233, 3245, 3246, 3247, 
    2831, 2833, 2835, 2837, 3146, 2838, 
    2839, 2840, 2841, 2844, 2845, 2850, 
    2851, 2852, 2854, 2853, 2847, 2848, 
    2849, 2855, 2856, 2857, 2859, 2860, 
    2862, 2864, 2865, 2874, 2875, 2876, 
    2878, 2879, 2880, 2881, 2882, 2883, 
    2885, 2886, 2867, 2871, 2872, 2873, 
    2103, 2104, 2105, 2106, 2107, 2110, 
    2112, 2113, 2114, 2115, 2116, 2117, 
    2118, 2122, 2125, 2126, 2127, 2128, 
    2129, 2132, 2133, 2143, 2145, 2148, 
    2153, 2154, 2163, 2164, 2181, 2183, 
    2185, 2195, 2207, 2208, 2235, 766
  )

Query time 0.01082

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "204.01"
    },
    "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": 85,
      "rows_produced_per_join": 85,
      "filtered": "100.00",
      "index_condition": "(`jmj_test`.`jmj_product_feature_variants`.`variant_id` in (3149,3150,3158,3233,3245,3246,3247,2831,2833,2835,2837,3146,2838,2839,2840,2841,2844,2845,2850,2851,2852,2854,2853,2847,2848,2849,2855,2856,2857,2859,2860,2862,2864,2865,2874,2875,2876,2878,2879,2880,2881,2882,2883,2885,2886,2867,2871,2872,2873,2103,2104,2105,2106,2107,2110,2112,2113,2114,2115,2116,2117,2118,2122,2125,2126,2127,2128,2129,2132,2133,2143,2145,2148,2153,2154,2163,2164,2181,2183,2185,2195,2207,2208,2235,766))",
      "cost_info": {
        "read_cost": "187.01",
        "eval_cost": "17.00",
        "prefix_cost": "204.01",
        "data_read_per_join": "131K"
      },
      "used_columns": [
        "variant_id",
        "feature_id",
        "url",
        "color",
        "position",
        "abt__ut2_color_style",
        "abt__ut2_multicolor"
      ]
    }
  }
}