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 ('f6ef888022f4c1b13ece447deb07b3b1', -1, 1574218444, 1574218444, '23ac0000', 8, 0, 0)

Line : 233
File : sessions.php