SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('044ceb4be7c14ed4071feb4fbb4de7e3','0','3.147.42.168','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714836321','memberslist.php?sid=686fa830f64c16e1d66ae5fadbc246a0','0','0','')
mysql error: Duplicate entry '044ceb4be7c14ed4071feb4fbb4de7e3' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 04.05.2024 @ 17:25
Script: /memberslist.php?sid=686fa830f64c16e1d66ae5fadbc246a0
Referer: http://wehrbauten.de/memberslist.php?sid=686fa830f64c16e1d66ae5fadbc246a0