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', '6052465100f8cb9372e6b7f2f84f33c8', '54.242.165.255', '1711688642', '1711688642', '/product_info.php/language/de/info/p3563_Heard-I--Reliefkarte.html')

[XT SQL Error]