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 ('3506ec69610d8407b6a17c6e98d8b4a0','0','18.117.183.150','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1713589401','thread.php?goto=lastpost&threadid=5248&sid=1452dd2bf8aea3b255e3460cc2d1319a','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: 20.04.2024 @ 07:03
Script: /thread.php?goto=lastpost&threadid=5248&sid=1452dd2bf8aea3b255e3460cc2d1319a
Referer: