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 ('dd1c524a2db02b64929f1446886c396a','0','18.189.22.136','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714959870','team.php?sid=522419fddc5787855fab3a6a2fc9bd2b','0','0','')
mysql error: Duplicate entry 'dd1c524a2db02b64929f1446886c396a' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 06.05.2024 @ 03:44
Script: /team.php?sid=522419fddc5787855fab3a6a2fc9bd2b
Referer: http://wehrbauten.de/team.php?sid=522419fddc5787855fab3a6a2fc9bd2b