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 ('e8878a6ba19f67495b9771f1facbdd66', -1, 1574443838, 1574443838, '12cc3868', 2, 0, 0)

Line : 218
File : sessions.php