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 ('0f625b4fee0d2c5106efcf6a54f10793','0','3.137.218.230','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715241866','thread.php?threadid=2271&threadview=1&hilight=&hilightuser=0&sid=fe213a4dda890f7c584909419c8d9eaf','0','0','')
mysql error: Duplicate entry '0f625b4fee0d2c5106efcf6a54f10793' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 09.05.2024 @ 10:04
Script: /thread.php?threadid=2271&threadview=1&hilight=&hilightuser=0&sid=fe213a4dda890f7c584909419c8d9eaf
Referer: http://wehrbauten.de/thread.php?threadid=2271&threadview=1&hilight=&hilightuser=0&sid=fe213a4dda890f7c584909419c8d9eaf