"Sun, 17 Mar 2024 22:17:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240317
Only TIME
22:17:20
General datetime
2024-03-17 22:17:20Z
For Database
2024-03-17 22:17:20
For HTTP1.1
Sun, 17 Mar 2024 22:17:20 GMT