"Sat, 27 Apr 2024 13:01:11"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240427
Only TIME
13:01:11
General datetime
2024-04-27 13:01:11Z
For Database
2024-04-27 13:01:11
For HTTP1.1
Sat, 27 Apr 2024 13:01:11 GMT