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 ('fdcde19baf2e2d8ccd443db1309b1cd3', -1, 1717195712, 1717195712, '12bf303d', -1, 0, 0)

Line : 187
File : sessions.php