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 ('c76acf1509e8140e537b7ddda0933e4d','0','3.144.98.190','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715435901','board.php?boardid=437&page=1&daysprune=1000&sortfield=lastposttime&sortorder=ASC&sid=e74a57f19dd0cc9c938dc9d4045c586c','0','0','')
mysql error: Duplicate entry 'c76acf1509e8140e537b7ddda0933e4d' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 11.05.2024 @ 15:58
Script: /board.php?boardid=437&page=1&daysprune=1000&sortfield=lastposttime&sortorder=ASC&sid=e74a57f19dd0cc9c938dc9d4045c586c
Referer: