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 ('d5a1eafdfe433d9c71d4941cad93aafc','0','18.218.172.249','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715139226','ts_index.php?sid=364812d9f3f71f97cea94db6ecf6afd5','0','0','')
mysql error: The table 'bb1_sessions' is full
mysql error number: 1114
mysql version: 10.0.32-MariaDB-0+deb8u1
php version: 5.6.33-0+deb8u1
Date: 08.05.2024 @ 05:33
Script: /ts_index.php?sid=364812d9f3f71f97cea94db6ecf6afd5
Referer: