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 ('17549e2cecdaba41fdb08151a38507fb','0','18.189.157.80','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715720628','forgotpw.php?sid=603006ec30cba9dbae01bc35a8197da0','0','0','')
mysql error: Duplicate entry '17549e2cecdaba41fdb08151a38507fb' for key 'PRIMARY'
mysql error number: 1062
mysql version: 10.6.16-MariaDB-0ubuntu0.22.04.1
php version: 5.6.40
Date: 14.05.2024 @ 23:03
Script: /forgotpw.php?sid=603006ec30cba9dbae01bc35a8197da0
Referer: