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 ('642b797062806b33c74b549bb377c3c6', -1, 1711668341, 1711668341, '54ccfc03', -1, 0, 0)

Line : 187
File : sessions.php