INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5015635e5d1e7a9008ad314c962ff8e0d6e9a755784f794779c1e7e97f8ec1fe', 
    'tIiuhj8ohvhfCYZu32xPhTWnvQIm4CR5rDSBREmEKlY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)