"Tue, 15 Oct 2024 19:50:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241015
Only TIME
19:50:20
General datetime
2024-10-15 19:50:20Z
For Database
2024-10-15 19:50:20
For HTTP1.1
Tue, 15 Oct 2024 19:50:20 GMT