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 ('5f62c070d79ea3429bb17e8f4d55f1be','0','18.225.31.159','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715326071','board.php?boardid=557&page=1&daysprune=1000&sortfield=lastposttime&sortorder=DESC&sid=a2cda35b693f30ffc05c7119a96b014a','0','0','')
mysql error: Duplicate entry '5f62c070d79ea3429bb17e8f4d55f1be' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 10.05.2024 @ 09:27
Script: /board.php?boardid=557&page=1&daysprune=1000&sortfield=lastposttime&sortorder=DESC&sid=a2cda35b693f30ffc05c7119a96b014a
Referer: http://wehrbauten.de/board.php?boardid=557&page=1&daysprune=1000&sortfield=lastposttime&sortorder=DESC&sid=a2cda35b693f30ffc05c7119a96b014a