"Mon, 29 Apr 2024 12:12:35"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240429
Only TIME
12:12:35
General datetime
2024-04-29 12:12:35Z
For Database
2024-04-29 12:12:35
For HTTP1.1
Mon, 29 Apr 2024 12:12:35 GMT