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', '1f9e5c038c8faec222cc6a2f89c1841e', '3.22.70.9', '1714002991', '1714002991', '/product_info.php/language/de/info/p2648_Aegypten-Reliefkarte.html')

[XT SQL Error]