INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd52849841dfafab0f7ef51b521103a540d33b2feeb839487374976bb0a874593', 
    'VKfjaSZg0LmBNS7j5ygdhaQkd6GnDmo5IJVB3+N/BTA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)