phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a2cc4070405a8ef65bd8b8c96adbb561' 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 ('a2cc4070405a8ef65bd8b8c96adbb561', -1, 1714290361, 1714290361, '12d8baa4', 9, 0, 0)

Line : 187
File : sessions.php