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', '78d00c3e2273fe266fc1150cb3e39145', '3.145.76.163', '1725610371', '1725610371', '/product_info.php/language/en/info/p3228_Tasmanien-Reliefkarte.html')

[XT SQL Error]