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 ('3f23708a40bf5d27451483f2f2dc368c', -1, 1713953839, 1713953839, '54ccfc03', 5, 0, 0)

Line : 187
File : sessions.php