Array
(
    [0] => 4067
    [1] => 4088
    [2] => 4107
    [3] => 4110
    [4] => 4116
    [5] => 4209
    [6] => 4219
    [7] => 4265
    [8] => 4366
    [9] => 4369
    [10] => 4373
    [11] => 4388
    [12] => 4395
    [13] => 4412
    [14] => 4416
    [15] => 4437
    [16] => 4444
)

SELECT * FROM wp_postmeta WHERE post_id IN (4067,4088,4107,4110,4116,4209,4219,4265,4366,4369,4373,4388,4395,4412,4416,4437,4444)