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 ('2d379b4e06b160c9c0edcfe36e54baf9', -1, 1717244967, 1717244967, '12da72f4', -2, 0, 0)

Line : 187
File : sessions.php