1366 - Incorrect integer value: '' for column `shop_db3`.`whos_online`.`customer_id` at row 1

insert into whos_online (customer_id, full_name, session_id, ip_address, time_entry, time_last_click, last_page_url) values ('', 'Guest', '7c1a103ac20c33875422425b1cc2b43a', '18.117.105.28', '1714073707', '1714073707', '/product_info.php?info=p53_Fruehling-an-der-Donau--Waltz-.html&XTCsid=3cd37329143049d8f2fab7a46749bac8')

[XT SQL Error]