"Tue, 15 Oct 2024 14:00:00"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241015
Only TIME
14:00:00
General datetime
2024-10-15 14:00:00Z
For Database
2024-10-15 14:00:00
For HTTP1.1
Tue, 15 Oct 2024 14:00:00 GMT