phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1114 The table 'phpbb_sessions' is full

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('ab1aaf2bb612bb46c878ee5d74e269ea', -1, 1575857910, 1575857910, '12cfeea9', -1, 0, 0)

Line : 187
File : sessions.php