Insert data into doctype, internally

Hello There,

I was trying to execute the below code and has got attribute error.

 todo = frappe.new_doc({"doctype":"Employee Checkin", "employee": "1","device": "2","time": "data"})
    todo.insert(ignore_permissions = True)
 frappe@erpdev:~/frappe-bench$ /home/frappe/frappe-bench/env/bin/python /home/frappe/frappe-bench/apps/electidev/electidev/device_sync_nandha.py
Traceback (most recent call last):
  File "/home/frappe/frappe-bench/apps/electidev/electidev/device_sync_nandha.py", line 52, in <module>
    get_employee()
  File "/home/frappe/frappe-bench/apps/electidev/electidev/device_sync_nandha.py", line 23, in get_employee
    todo = frappe.get_doc({"doctype":"Employee Checkin", "employee": "1","device": "2","time": "data"})
  File "/home/frappe/frappe-bench/apps/frappe/frappe/__init__.py", line 1179, in get_doc
    doc = frappe.model.document.get_doc(*args, **kwargs)
  File "/home/frappe/frappe-bench/apps/frappe/frappe/model/document.py", line 72, in get_doc
    controller = get_controller(doctype)
  File "/home/frappe/frappe-bench/apps/frappe/frappe/model/base_document.py", line 76, in get_controller
    if frappe.local.dev_server:
  File "/home/frappe/frappe-bench/env/lib/python3.10/site-packages/werkzeug/local.py", line 88, in __getattr__
    raise AttributeError(name)
AttributeError: dev_server

Please someone suggest how to execute a code that will internally add data to the docType.

Thanks!