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 ('b2442b0616090798c7c8b4662a2d7eeb', -1, 1737593544, 1737593544, '03913e2e', -9, 0, 0)

Line : 187
File : sessions.php