1366 - Incorrect integer value: '' for column `mapshopatlogis`.`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', '23ddfe873cea4746d35ffad601a0cf5a', '18.189.3.232', '1741751303', '1741751303', '/product_info.php/info/p10_3D-Druck.html')

[XT SQL Error]