"Sun, 20 Oct 2024 20:30:45"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241020
Only TIME
20:30:45
General datetime
2024-10-20 20:30:45Z
For Database
2024-10-20 20:30:45
For HTTP1.1
Sun, 20 Oct 2024 20:30:45 GMT