INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '721d6b9272db7659ba105957d111d929f5c611ff54244f2d97e6b3c532bf6cd9', 
    'PNzQtpnEgywY/DsL26dZ9JQjCbAfpb8EcY3cpKayebs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)