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', 'a2821c46a686d8ccf621032e881cc028', '18.221.165.246', '1713295212', '1713295212', '/product_info.php/info/p3449_Czech-Republic-Relief-Map.html')

[XT SQL Error]