1366 - Incorrect integer value: '' for column `db162720`.`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', 'm6lihnh43gekpq7i2vapc8cp31', '18.116.90.141', '1713526229', '1713526229', '/product_info.php/info/p192_Kerze-Sternschnuppe-Wei--Dunkelgruen.html')

[XT SQL Error]