INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6302011ef9a6e893d9dcbbe5c1a7684ffd226d412b386931c355384feb4b3829', 
    'elUm1e3Wp7mIM9ZbacpXLIeHmAmbUb4tvgA5RFcM5sc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)