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 ('f555ec01a7caf0ea17140a5d9050359a', -1, 1722062803, 1722062803, '1276d2e5', 1, 0, 0)

Line : 187
File : sessions.php