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 ('1579c8a7ea19887d2c9eb6be42dd47b1','0','18.117.216.36','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714616417','board.php?boardid=686&sid=9e544fe78d80392b1536caaad04cf8f9','0','0','')
mysql error: Duplicate entry '1579c8a7ea19887d2c9eb6be42dd47b1' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 02.05.2024 @ 04:20
Script: /board.php?boardid=686&sid=9e544fe78d80392b1536caaad04cf8f9
Referer: http://wehrbauten.de/board.php?boardid=686&sid=9e544fe78d80392b1536caaad04cf8f9