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 ('610fd3f377496c0b0ce4dea769ae2901','0','3.147.61.142','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715129995','board.php?boardid=456&page=1&daysprune=1000&sortfield=lastposttime&sortorder=ASC&sid=136266324537e0695c71b97b96301e83','0','0','')
mysql error: Duplicate entry '610fd3f377496c0b0ce4dea769ae2901' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 08.05.2024 @ 02:59
Script: /board.php?boardid=456&page=1&daysprune=1000&sortfield=lastposttime&sortorder=ASC&sid=136266324537e0695c71b97b96301e83
Referer: http://wehrbauten.de/board.php?boardid=456&page=1&daysprune=1000&sortfield=lastposttime&sortorder=ASC&sid=136266324537e0695c71b97b96301e83