"Sat, 06 Apr 2024 12:36:19"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240406
Only TIME
12:36:19
General datetime
2024-04-06 12:36:19Z
For Database
2024-04-06 12:36:19
For HTTP1.1
Sat, 06 Apr 2024 12:36:19 GMT