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 ('db852fc705fb0866221c4d2ff5b95478','0','3.141.200.180','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715294709','board.php?boardid=683&page=1&daysprune=1000&sortfield=lastposttime&sortorder=ASC&sid=00b418c06775b7cc5846a1fc724a7a18','0','0','')
mysql error: Duplicate entry 'db852fc705fb0866221c4d2ff5b95478' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 10.05.2024 @ 00:45
Script: /board.php?boardid=683&page=1&daysprune=1000&sortfield=lastposttime&sortorder=ASC&sid=00b418c06775b7cc5846a1fc724a7a18
Referer: