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 ('986dd52d238cdc23de63a8325c57c6c9','0','52.14.87.152','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715434197','profile.php?userid=241&sid=5394ac195a337dd390eb56226d6e0d43','0','0','')
mysql error: Duplicate entry '986dd52d238cdc23de63a8325c57c6c9' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 11.05.2024 @ 15:29
Script: /profile.php?userid=241&sid=5394ac195a337dd390eb56226d6e0d43
Referer: