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 ('174f1394ee32b38eef94d9632c12b4c0', -1, 1716966784, 1716966784, '039059b7', 1, 0, 0)

Line : 187
File : sessions.php