"Mon, 21 Oct 2024 13:46:15"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241021
Only TIME
13:46:15
General datetime
2024-10-21 13:46:15Z
For Database
2024-10-21 13:46:15
For HTTP1.1
Mon, 21 Oct 2024 13:46:15 GMT