SQL-DATABASE ERROR

Database error in pd Script: Invalid SQL: Insert Into pd_rechnung (sessionid, zeit, art) Values ('b414fg21gbqr0l1uubo7053rd2', 1761791042, 2)
mysql error: Field 'iduser' doesn't have a default value
mysql error number: 1364
Date: 30.10.2025 @ 03:24
Script: /rechnung_neu.php?art=2&phpMyAdmin=kSdVEcrW9JgLk8afnGhkZl7xHhe&step=2
Referer: