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 ('dc424843567c3977efb0a6e6a302d03f','0','3.83.32.226','claudebot','1711711804','register.php?sid=06531cb0ecb6a9bec6334c4e6ef7f72c','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 @ 12:30
Script: /register.php?sid=06531cb0ecb6a9bec6334c4e6ef7f72c
Referer: