$dbh->do('INSERT INTO scores (id, score_type, score_value, engine, depth, nodes) VALUES (?,?,?,?,?,?) ' .
' ON CONFLICT (id) DO UPDATE SET ' .
' score_type=EXCLUDED.score_type, ' .
$dbh->do('INSERT INTO scores (id, score_type, score_value, engine, depth, nodes) VALUES (?,?,?,?,?,?) ' .
' ON CONFLICT (id) DO UPDATE SET ' .
' score_type=EXCLUDED.score_type, ' .