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 ('8ade8d32e572a04b7bcdd3b65d527319','0','3.15.153.69','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715346179','board.php?boardid=545&page=1&daysprune=1000&sortfield=topic&sortorder=ASC&sid=a96b304725ba6e62e232ccbdd3ebb38f','0','0','')
mysql error: Duplicate entry '8ade8d32e572a04b7bcdd3b65d527319' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 10.05.2024 @ 15:02
Script: /board.php?boardid=545&page=1&daysprune=1000&sortfield=topic&sortorder=ASC&sid=a96b304725ba6e62e232ccbdd3ebb38f
Referer: