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', '2c87e508cd0e3022ed00e1b364a555ff', '3.138.174.95', '1714145250', '1714145250', '/product_info.php/info/p2605_Alaska-Reliefkarte.html')

[XT SQL Error]