phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'ac15b36c4ab63771413ee267d836cb13' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('ac15b36c4ab63771413ee267d836cb13', -1, 1715878405, 1715878405, '0391a7b0', 0, 0, 0)

Line : 187
File : sessions.php