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 ('8c77d4f00d2237af7523d6d2a959e624','0','3.145.77.114','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715233754','board.php?boardid=336&page=1&daysprune=1000&sortfield=replycount&sortorder=ASC&sid=6afa8dfcc53bebec90508dedbafed4ed','0','0','')
mysql error: Duplicate entry '8c77d4f00d2237af7523d6d2a959e624' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 09.05.2024 @ 07:49
Script: /board.php?boardid=336&page=1&daysprune=1000&sortfield=replycount&sortorder=ASC&sid=6afa8dfcc53bebec90508dedbafed4ed
Referer: