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 ('178f0d32f654ea1676c55bd15dbc282b','0','3.143.214.56','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715830030','board.php?boardid=329&sid=2d5fb12e9d0796062779f6e6c9e5ae83','0','0','')
mysql error: Duplicate entry '178f0d32f654ea1676c55bd15dbc282b' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 16.05.2024 @ 05:27
Script: /board.php?boardid=329&sid=2d5fb12e9d0796062779f6e6c9e5ae83
Referer: http://wehrbauten.de/board.php?boardid=329&sid=2d5fb12e9d0796062779f6e6c9e5ae83