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 ('d95c95e176555f95c8ea5d49e2bc2af8', -1, 1717228647, 1717228647, '038f05d9', -4, 0, 0)

Line : 187
File : sessions.php