INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3bf850f0ca138b1ee28afd2b176f28fc35656f359fcc12a51f808434df7e276c', 
    'hkLeLq702qZSVQ1wMtz+OLLE1vzBcPQ8Y4gfIlWs3Tk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)