1366 - Incorrect integer value: '' for column `shop_db3`.`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', 'b845fccdac8fee80fdc51293a40fe0e7', '54.198.108.174', '1711707197', '1711707197', '/account.php?XTCsid=20bbdc77ade4d1698ba2b6b1a9e7f349')

[XT SQL Error]