1366 - Incorrect integer value: '' for column `abtecsho_shop`.`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', '7e9mqqj7cij99q6cd58htdcts0', '18.226.163.178', '1746950004', '1746950004', '/product_info.php/info/p6290_BGV-A8-KNS--L--schschlauch.html')

[XT SQL Error]