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 ('2835bcc939a09aeec64849f8d727043a', -1, 1716600868, 1716600868, '03909a72', -10, 0, 0)

Line : 187
File : sessions.php