INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2a8e21ec02ec9c4b76509e5e1578f5385998bc7b1b7ab394835bf4d6914da744', 
    'EWkMZaY7LGHYcjjK8Z7oVh6Ei/6n6WpUQowgth7YtmM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)