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', '8414fc9239de321eeeb941e53033f4b8', '3.144.96.159', '1714091362', '1714091362', '/product_info.php/info/p3385_Afghanistan-Reliefkarte.html')

[XT SQL Error]