SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6 pl2): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('e91932289dd08714e6da4834518aabfc','0','13.59.172.7','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1745281879','usercp.php?action=addsubscription&threadid=1406','0','0','')
mysql error: Duplicate entry 'e91932289dd08714e6da4834518aabfc' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 22.04.2025 @ 02:31
Script: /usercp.php?action=addsubscription&threadid=1406
Referer: http://gttempel.de/usercp.php?action=addsubscription&threadid=1406