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 ('8a31d0ee2047a7b582e13fb414e9a0cf', -1, 1571532214, 1571532214, '22ccad2d', 2, 0, 0)

Line : 218
File : sessions.php