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 ('635120aa0902c2f077e9ba0f2d264fb0', -1, 1711724403, 1711724403, '54ccfc03', -4, 0, 0)

Line : 187
File : sessions.php