INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a1b83903671b5c4726327e0467225597b72ab85c4768806df593196e3cddff71', 
    'yJtnKfQuLGGkV8xA+w+Bnw+QCkJNZzInvLZdADMyU0E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)