INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '0f5f1f363a1608bb89696f34a72d990852e2228961f612b4628a25800c9b999f', 
    'PKFf1QRbG0OUiH+FGveCq9S1fW07j87qVo2GH9Twtn0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)