Slow Query

We are always getting this slow query below on the website

What is the purpose and what can we do about it?

SELECT wp_posts.ID
FROM wp_posts
WHERE 1=1
AND wp_posts.post_parent IN (38101,38100,38099,38060,<wbr />38059,38058,38057,37996,37993,<wbr />37956,37955,37783,37744,37743,<wbr />37709,37708,37681,37630,37599,<wbr />37598,37544,37529,37489,37488,<wbr />37487,37479,37464,37463,37270,<wbr />37269,37201,37200,37124,37123,<wbr />37122,37085,37084,36901,36900,<wbr />36897,36416,36347,36345,36287,<wbr />36285,36180,35837,35836,35835,<wbr />35834,35684,35654,35594,35524,<wbr />35522,34051,33964,33888,33848,<wbr />33847,33397,33396,33395,33394,<wbr />33178,33180,33179,33182,33177,<wbr />33176,32925,32883,32882,32769,<wbr />32768,32767,32765,32764,32622,<wbr />32596,32389,32246,32241,32119,<wbr />32118,32117,32053,32050,31967,<wbr />31768,31767,31766,31598,31592,<wbr />31591,31421,31303,31302,31301,<wbr />31224,31164,31163,31161,31160,<wbr />30878,30877,30760,30758,30756,<wbr />30189,30187,30186,30185,29972,<wbr />29971,29970,29969,29968,29738,<wbr />29736,29727,29328,29089,28620,<wbr />28617,28616,28315,28314,28078,<wbr />28077,27001,27000,26999,26808,<wbr />26807,26806,26805,26804,26526,<wbr />26525,26524,26162,26161,26160,<wbr />26159,26158,26042,25891,25740,<wbr />25736,25735,25691,25688,25686,<wbr />25682,25575,25574,25484,25483,<wbr />25482,25481,25480,25479,25478,<wbr />25477,25439,25437,25435,25312,<wbr />25057,25060,25058,24980,24979,<wbr />24978,24977,24976,24838,24837,<wbr />24836,24835,24833,24832,24831,<wbr />24830,24829,24693,24691,24484,<wbr />24480,24466,24465,24463,24164,<wbr />24163,24033,24032,23942,23832,<wbr />23830,23374,23150,23000,22999,<wbr />22998,22997,21001,20999,20590,<wbr />20588,20213,20212,20025,20024,<wbr />20022,19746,19745,19743,19680,<wbr />19301,19300,19299,19031,18945,<wbr />18868,18648,18647,17740,17169,<wbr />17166,17021,16898,16889,14467,<wbr />2096,0)
AND wp_posts.post_type = 'noo_application'
AND ((cv29_posts.post_status = 'publish'
OR wp_posts.post_status = 'pending'
OR wp_posts.post_status = 'rejected'))
ORDER BY wp_posts.post_date DESC