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 ('f005b1fa8091c84cc2f6bba314d9295e','0','3.138.175.180','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714702168','board.php?boardid=125&sid=2f4814136cbffcc8c5752b58fa09f047','0','0','')
mysql error: Duplicate entry 'f005b1fa8091c84cc2f6bba314d9295e' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 03.05.2024 @ 04:09
Script: /board.php?boardid=125&sid=2f4814136cbffcc8c5752b58fa09f047
Referer: http://wehrbauten.de/board.php?boardid=125&sid=2f4814136cbffcc8c5752b58fa09f047