"Sun, 20 Oct 2024 21:52:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241020
Only TIME
21:52:20
General datetime
2024-10-20 21:52:20Z
For Database
2024-10-20 21:52:20
For HTTP1.1
Sun, 20 Oct 2024 21:52:20 GMT