"Mon, 15 Apr 2024 00:28:15"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240415
Only TIME
00:28:15
General datetime
2024-04-15 00:28:15Z
For Database
2024-04-15 00:28:15
For HTTP1.1
Mon, 15 Apr 2024 00:28:15 GMT