"Sun, 24 Mar 2024 11:20:02"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240324
Only TIME
11:20:02
General datetime
2024-03-24 11:20:02Z
For Database
2024-03-24 11:20:02
For HTTP1.1
Sun, 24 Mar 2024 11:20:02 GMT