INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3b8043f76a7e96a1a7e0e2bb30f2571704975ac922bf412112f6cce40e393d34', 
    'XxSiNNELPoJ8badkLtCFx1bxxPEm2pBBj8WBmEadzNs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)