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 ('df8589751f0e35ef3c0e08532be9edfc','0','13.59.218.147','claudebot','1713300857','register.php?sid=0fcf85583c2c6612b496f7e54783d0c3','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: 16.04.2024 @ 22:54
Script: /register.php?sid=0fcf85583c2c6612b496f7e54783d0c3
Referer: