INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50920432d65e1337597840f36aeb1a6420c2fb1c8006f228a736c913addd2d39', 
    'e9l/zvoOcJGm0XETvFoCg8eQp8vKO9uYPSg0JvtHu0M=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)