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 ('f90e46d75b0dfe9d232eec1e7e8ddc86','0','3.236.145.110','claudebot','1711642034','thread.php?threadid=5307&goto=lastpost&sid=1c19776982f429a3b60e4a7bc70710d0','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: 28.03.2024 @ 17:07
Script: /thread.php?threadid=5307&goto=lastpost&sid=1c19776982f429a3b60e4a7bc70710d0
Referer: