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 ('e2fe326db8e21900d4f8a9c05ff515fe', -1, 1573946792, 1573946792, '12cdb055', 3, 0, 0)

Line : 187
File : sessions.php