INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8b51720fba058813ece7e16c56f12515d0f51edab3547f016d99f817e38b9443', 
    '6gETeF2oFzNfZtUbbTTw4lcBvkqyM1vOVP9Ls0cDrdA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00038

Result

int(1)