"Tue, 14 May 2024 16:09:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240514
Only TIME
16:09:20
General datetime
2024-05-14 16:09:20Z
For Database
2024-05-14 16:09:20
For HTTP1.1
Tue, 14 May 2024 16:09:20 GMT