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', '87dbeaf2391b7f79511d0fbf4575fc48', '44.200.169.3', '1670394597', '1670394597', '/product_info.php/info/p2846_Satellitenbild-Poster-Konfigurator.html?refID=2')

[XT SQL Error]