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 ('de2a217a33467befafa11873e5454c70','0','3.145.72.70','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1716275247','board.php?boardid=707&page=1&daysprune=1000&sortfield=lastposttime&sortorder=ASC&sid=b13f4d93aef46e5640201654c58f02e7','0','0','')
mysql error: Duplicate entry 'de2a217a33467befafa11873e5454c70' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 21.05.2024 @ 09:07
Script: /board.php?boardid=707&page=1&daysprune=1000&sortfield=lastposttime&sortorder=ASC&sid=b13f4d93aef46e5640201654c58f02e7
Referer: