phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '813d844cd8d4197c29a1056b15da56e0' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('813d844cd8d4197c29a1056b15da56e0', -1, 1763157737, 1763157737, 'd849d83e', 8, 0, 0)

Line : 187
File : sessions.php