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 ('c02a75b7710f4e25d297f55b61873e84','0','52.14.130.13','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715209580','board.php?boardid=385&page=1&daysprune=1000&sortfield=vote&sortorder=ASC&sid=130fbbe520f08593d4639549ae93f4ff','0','0','')
mysql error: Duplicate entry 'c02a75b7710f4e25d297f55b61873e84' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 09.05.2024 @ 01:06
Script: /board.php?boardid=385&page=1&daysprune=1000&sortfield=vote&sortorder=ASC&sid=130fbbe520f08593d4639549ae93f4ff
Referer: http://wehrbauten.de/board.php?boardid=385&page=1&daysprune=1000&sortfield=vote&sortorder=ASC&sid=130fbbe520f08593d4639549ae93f4ff