SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6 pl2): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('b0476c0b854742c332f4ba2345e5f4de','0','18.118.166.98','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714934005','board.php?boardid=117&daysprune=1000&sortfield=lastposttime&sortorder=ASC','0','0','')
mysql error: Duplicate entry 'b0476c0b854742c332f4ba2345e5f4de' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 05.05.2024 @ 20:33
Script: /board.php?boardid=117&daysprune=1000&sortfield=lastposttime&sortorder=ASC
Referer: