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', 'pe57oac313l4mr199qkoot2gl7', '18.222.116.64', '1746963032', '1746963032', '/product_info.php/info/p6062_-Jockel-K-5-AMJ---5-kg---Kohlendioxidl--scher.html')

[XT SQL Error]