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 ('618fa6d4443854df232f8be82005df3f', -1, 1573512821, 1573512821, '03e7e2d3', 16, 0, 0)

Line : 218
File : sessions.php