"Mon, 15 Apr 2024 19:59:28"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240415
Only TIME
19:59:28
General datetime
2024-04-15 19:59:28Z
For Database
2024-04-15 19:59:28
For HTTP1.1
Mon, 15 Apr 2024 19:59:28 GMT