"Sat, 19 Oct 2024 18:18:47"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241019
Only TIME
18:18:47
General datetime
2024-10-19 18:18:47Z
For Database
2024-10-19 18:18:47
For HTTP1.1
Sat, 19 Oct 2024 18:18:47 GMT