"Sat, 27 Apr 2024 09:08:17"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240427
Only TIME
09:08:17
General datetime
2024-04-27 09:08:17Z
For Database
2024-04-27 09:08:17
For HTTP1.1
Sat, 27 Apr 2024 09:08:17 GMT