"Mon, 01 Apr 2024 11:20:11"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240401
Only TIME
11:20:11
General datetime
2024-04-01 11:20:11Z
For Database
2024-04-01 11:20:11
For HTTP1.1
Mon, 01 Apr 2024 11:20:11 GMT