Inserts a document into the database for a given key, failing if it exists.
Namespace: Couchbase.CoreAssembly: Couchbase.NetClient (in Couchbase.NetClient.dll) Version: 2.0.0.0 (2.0.0.0)

Parameters
- key
- Type: System.String
The unique key for indexing.
- value
- Type: T
The value for the key.
- expiration
- Type: System.UInt32
The time-to-live (ttl) for the key in seconds.

- T
- The Type of the value to be inserted.
Return Value
Type: IOperationResult<T>An object implementing the IOperationResult<T>interface.

Expirations over 30 * 24 * 60 * 60 (the amount of seconds in 30 days) are interpreted as a UNIX timestamp of the date at which the document expires.
see documentation section about expiration.
