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 ('5ca342f9e1199999cd4274ea21ca18a2','0','3.144.154.208','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714965955','board.php?boardid=271&sid=7d544bec30090c27aecd2f77d8ddef4d','0','0','')
mysql error: Duplicate entry '5ca342f9e1199999cd4274ea21ca18a2' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 06.05.2024 @ 05:25
Script: /board.php?boardid=271&sid=7d544bec30090c27aecd2f77d8ddef4d
Referer: http://wehrbauten.de/board.php?boardid=271&sid=7d544bec30090c27aecd2f77d8ddef4d