"Sat, 04 May 2024 16:24:27"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240504
Only TIME
16:24:27
General datetime
2024-05-04 16:24:27Z
For Database
2024-05-04 16:24:27
For HTTP1.1
Sat, 04 May 2024 16:24:27 GMT