INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '851850a08bfbd425eaa98c1db0102be0d60a360f8c14e102d8a74234e4e4c911', 
    'E/SyLO1HxL4vfihVEjIgV8oJyVQsiVg5g556XhFrihc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)