phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '63978c77aaff44d0d93d1ab01ef04d86' for key 'PRIMARY'

INSERT INTO sub_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('63978c77aaff44d0d93d1ab01ef04d86', -1, 1715410369, 1715410369, '0315613d', -8, 0, 0)

Line : 187
File : sessions.php