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', 'b9ea61df1453c06244fea0c4a5cf8fd5', '18.219.236.62', '1713254041', '1713254041', '/product_info.php/info/p3061_Die-Bahamas-8-Reliefkarte.html')

[XT SQL Error]