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 ('fbb926197688551f7f66be6b3da81716', -1, 1716827172, 1716827172, '0387ec6a', 2, 0, 0)

Line : 187
File : sessions.php