"Sat, 19 Oct 2024 21:15:42"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241019
Only TIME
21:15:42
General datetime
2024-10-19 21:15:42Z
For Database
2024-10-19 21:15:42
For HTTP1.1
Sat, 19 Oct 2024 21:15:42 GMT