"Sun, 20 Oct 2024 20:34:10"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241020
Only TIME
20:34:10
General datetime
2024-10-20 20:34:10Z
For Database
2024-10-20 20:34:10
For HTTP1.1
Sun, 20 Oct 2024 20:34:10 GMT