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 ('4f590a51dbaf97372cd1c086e1ba1de2', -1, 1574176753, 1574176753, '22ccad24', 3, 0, 0)

Line : 187
File : sessions.php