phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 2

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('72c9caf0cf90b215c0e8b609265a6e3a', -1, 1711661510, 1711661510, '54ccfc03', -9, 0, 0)

Line : 187
File : sessions.php