"Tue, 20 Aug 2024 19:13:18"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240820
Only TIME
19:13:18
General datetime
2024-08-20 19:13:18Z
For Database
2024-08-20 19:13:18
For HTTP1.1
Tue, 20 Aug 2024 19:13:18 GMT