INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a50eb6584e4ab0500b6524850a3bed29658be98b8953c65ec6dc73117355359c', 
    'JK9rfnab6PnVdAjMc1YI6tKqX1PXsJ1Frj9vcS86dck=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)