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', '54aaa41c33111c11631d3c94647dedd2', '18.217.116.183', '1714155910', '1714155910', '/product_info.php/info/p2714_Ghana-Reliefkarte.html')

[XT SQL Error]