"Tue, 14 May 2024 16:09:19"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240514
Only TIME
16:09:19
General datetime
2024-05-14 16:09:19Z
For Database
2024-05-14 16:09:19
For HTTP1.1
Tue, 14 May 2024 16:09:19 GMT