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 ('81936ed67c90f2d4aaedbed34653a11d','0','3.80.144.110','claudebot','1711714406','board.php?boardid=22&daysprune=1000&sortfield=lastposttime&sortorder=ASC&sid=85c4cceb79429b4ef49fe3bdba0c3564','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: 29.03.2024 @ 13:13
Script: /board.php?boardid=22&daysprune=1000&sortfield=lastposttime&sortorder=ASC&sid=85c4cceb79429b4ef49fe3bdba0c3564
Referer: