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 ('cde1a7a528e0b4a7e880989630d8d989', -1, 1575818956, 1575818956, '03ead6b3', 20, 0, 0)

Line : 187
File : sessions.php