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 ('f26ca9887672984d62c54b62832e3fba','0','3.139.104.214','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714103783','board.php?boardid=257&sid=30e1e927da6e7f974327e7fc893f847a','0','0','')
mysql error: Duplicate entry 'f26ca9887672984d62c54b62832e3fba' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 26.04.2024 @ 05:56
Script: /board.php?boardid=257&sid=30e1e927da6e7f974327e7fc893f847a
Referer: