"Mon, 01 Apr 2024 16:08:15"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240401
Only TIME
16:08:15
General datetime
2024-04-01 16:08:15Z
For Database
2024-04-01 16:08:15
For HTTP1.1
Mon, 01 Apr 2024 16:08:15 GMT