phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'cf9119a5a28c6d7ee8bf6e5005686ff3' 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) VALUES ('cf9119a5a28c6d7ee8bf6e5005686ff3', -1, 1711614600, 1711614600, '12e85811', -4, 0, 0)

Line : 187
File : sessions.php