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', 'ef28f0346e82da8cc3b9728c4641357f', '3.236.138.35', '1674866175', '1674866175', '/product_info.php/info/p2846_Satellitenbild-Poster-Konfigurator.html?refID=1')

[XT SQL Error]