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 ('e61098fe325fe9e5050ba236407c075d','0','18.216.32.116','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714633534','board.php?boardid=325&sid=08d91481743405a1e04595d653dc7919','0','0','')
mysql error: Duplicate entry 'e61098fe325fe9e5050ba236407c075d' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 02.05.2024 @ 09:05
Script: /board.php?boardid=325&sid=08d91481743405a1e04595d653dc7919
Referer: http://wehrbauten.de/board.php?boardid=325&sid=08d91481743405a1e04595d653dc7919