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 ('d4981a7f73d81a254c697a1c2de02371', -1, 1576481586, 1576481586, '03e9e008', 4, 0, 0)

Line : 187
File : sessions.php