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 ('0dc9616a30f44bc6a78ba4cb4b58a5ea', -1, 1752398738, 1752398738, '54ccfc03', 2, 0, 0)

Line : 187
File : sessions.php