phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 2

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('4d1a4a04f3c2263c2b573d9e241471b9', -1, 1741955636, 1741955636, '54ccfc03', 2, 0, 0)

Line : 187
File : sessions.php