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 ('55f65b0b5b097f049019d715b014543a', -1, 1711640039, 1711640039, '345a2854', -4, 0, 0)

Line : 193
File : sessions.php