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 ('a5d5849abd0e643ae1f6a4c614a56af7', -1, 1717315253, 1717315253, '038cc2aa', 0, 0, 0)

Line : 187
File : sessions.php