"Tue, 04 Jun 2024 20:20:36"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240604
Only TIME
20:20:36
General datetime
2024-06-04 20:20:36Z
For Database
2024-06-04 20:20:36
For HTTP1.1
Tue, 04 Jun 2024 20:20:36 GMT