"Tue, 15 Oct 2024 20:05:21"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241015
Only TIME
20:05:21
General datetime
2024-10-15 20:05:21Z
For Database
2024-10-15 20:05:21
For HTTP1.1
Tue, 15 Oct 2024 20:05:21 GMT