"Sat, 20 Apr 2024 22:17:57"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240420
Only TIME
22:17:57
General datetime
2024-04-20 22:17:57Z
For Database
2024-04-20 22:17:57
For HTTP1.1
Sat, 20 Apr 2024 22:17:57 GMT