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 ('f9fd96b1a9ed13907b744392a0e55527','0','3.144.230.82','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715151466','profile.php?userid=156&sid=e7dd8975d42a9b57b9f9437963fc2bca','0','0','')
mysql error: Duplicate entry 'f9fd96b1a9ed13907b744392a0e55527' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 08.05.2024 @ 08:57
Script: /profile.php?userid=156&sid=e7dd8975d42a9b57b9f9437963fc2bca
Referer: http://wehrbauten.de/profile.php?userid=156&sid=e7dd8975d42a9b57b9f9437963fc2bca