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 ('fd467366007cfa6a3c2a5576b0296a66', -1, 1518897012, 1518897012, '36eb3969', -10, 0, 0)

Line : 211
File : sessions.php