"Mon, 01 Apr 2024 20:19:57"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240401
Only TIME
20:19:57
General datetime
2024-04-01 20:19:57Z
For Database
2024-04-01 20:19:57
For HTTP1.1
Mon, 01 Apr 2024 20:19:57 GMT