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 ('3b719c02f00f6ff96b6b2e970e33df5a','0','3.147.103.15','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715529665','profile.php?userid=139&sid=85de7af4742c0968131a384eaddbc418','0','0','')
mysql error: Duplicate entry '3b719c02f00f6ff96b6b2e970e33df5a' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 12.05.2024 @ 18:01
Script: /profile.php?userid=139&sid=85de7af4742c0968131a384eaddbc418
Referer: http://wehrbauten.de/profile.php?userid=139&sid=85de7af4742c0968131a384eaddbc418