INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21a2bc0eb136718e72e3dbc7e49a41eab7b3795040a3afad715c35eb1f30e51f', 
    'Px6k9DFcmeZXh+gfRMNGzN19FpCDEgbwH1bGGlr2sU0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)