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', '47520ee5d2b461401dcd423c16a32d5a', '34.203.221.104', '1711663566', '1711663566', '/product_info.php/language/de/info/p1562_Spain-Satellite-Image.html')

[XT SQL Error]