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 ('21ea4c1d424f9a05ae6d6762b92851cb','0','107.21.176.63','claudebot','1711670205','partner.php?sid=fb5f68ce653adf36cdb50ef91b3b1691','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 @ 00:56
Script: /partner.php?sid=fb5f68ce653adf36cdb50ef91b3b1691
Referer: