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 ('6d94b27766acc342e3d59795452017ce','0','3.238.161.165','claudebot','1711634358','register.php?sid=a786d268eacc45d225627ead2098f3f1','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 @ 14:59
Script: /register.php?sid=a786d268eacc45d225627ead2098f3f1
Referer: