INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c955fb45b98eaf285909a76e1e8789aadba3505bf7cf209854a1985b7b3dabc0', 
    'dq//sbcfCkrfJh3hHVTnsOzB8HcVrQbwovAXIx1fvAM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)