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 ('c65550785545777941a2b7b07188b89d','0','3.140.190.147','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715880467','board.php?boardid=219&page=1&daysprune=1000&sortfield=replycount&sortorder=ASC&sid=5bee9fa0a146a2cc79f933cbc602b380','0','0','')
mysql error: Duplicate entry 'c65550785545777941a2b7b07188b89d' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 16.05.2024 @ 19:27
Script: /board.php?boardid=219&page=1&daysprune=1000&sortfield=replycount&sortorder=ASC&sid=5bee9fa0a146a2cc79f933cbc602b380
Referer: