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 ('ff0307fc222b46d41298afb8aef0ea50', -1, 1737623331, 1737623331, '127509d7', -9, 0, 0)

Line : 187
File : sessions.php