"Mon, 29 Apr 2024 12:36:23"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240429
Only TIME
12:36:23
General datetime
2024-04-29 12:36:23Z
For Database
2024-04-29 12:36:23
For HTTP1.1
Mon, 29 Apr 2024 12:36:23 GMT