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 ('7202c2cf8169a136fecd0001ef85b2a2', -1, 1717379517, 1717379517, '12dc22c6', -9, 0, 0)

Line : 187
File : sessions.php