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 ('a33157765845275be055c0d3b98c9e83', -1, 1751422272, 1751422272, '54ccfc03', -4, 0, 0)

Line : 187
File : sessions.php