INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8f98792dcb280dc76d25d99000e50d0fc351cf25edd6fb634d10af1928385837', 
    'MKtFo5zEbK/AzOyNLJne4i8y0VRPRs/YFd4YQ3TYw1M=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)