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', '1d2c22fd5c0e702e47d425ba0cfcfa29', '52.23.231.207', '1711720546', '1711720546', '/product_info.php/info/p3347_Chile-Reliefkarte.html')

[XT SQL Error]