Welcome to the BT Community and thanks for your post!
I'm sorry to see the stand for your Smart Baby Monitor 6000 has been damaged. Your best bet would be have a word with the product helpdesk about this. I have included their contact details for you below:
If your product is within warranty:
By phone: 0808 100 6554
Monday to Friday 9.00am to 5.30pm
By email: email@example.com
If your product is out of warranty contact BT's recommended agent: