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', 'ac39b8215c05fdf8bc8b354bbe89aeb7', '18.218.129.100', '1713522875', '1713522875', '/product_info.php/info/p3224_Estland-Reliefkarte.html')

[XT SQL Error]