phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a883f978c722d779883a43a5596baf90' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin, priv_session_id) VALUES ('a883f978c722d779883a43a5596baf90', -1, 1714309664, 1714309664, 'ac453ad5', -7, 0, 0, 'ac97ff23c99cbaf5a7adbcc36a7eb243')

Line : 187
File : sessions.php