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 ('1afdd05d4b870800d4f901ce9dd915dd', -1, 1717270178, 1717270178, '12bc4042', -9, 0, 0)

Line : 187
File : sessions.php