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 ('ea8b04f22727f25ccf6e68fdc6e4cbab', -1, 1524414071, 1524414071, '36517577', -11, 0, 0)

Line : 211
File : sessions.php