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 ('0e3b6fb8b942ec781b89e34aa3a6d7ac','0','3.136.18.48','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715495908','board.php?boardid=528&sid=3e2c1d29f345545841956cf625453442','0','0','')
mysql error: Duplicate entry '0e3b6fb8b942ec781b89e34aa3a6d7ac' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 12.05.2024 @ 08:38
Script: /board.php?boardid=528&sid=3e2c1d29f345545841956cf625453442
Referer: