phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 2

INSERT INTO forum_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('5c1783e70ebc509212785a2d729cd0f2', -1, 1717069727, 1717069727, '127625dc', -10, 0, 0)

Line : 187
File : sessions.php