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 ('ffb232d4ad389b1e39b6d89ce24e6bb8', -1, 1711632462, 1711632462, '54ccfc03', 2, 0, 0)

Line : 187
File : sessions.php