"Sat, 27 Jul 2024 04:38:55"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240727
Only TIME
04:38:55
General datetime
2024-07-27 04:38:55Z
For Database
2024-07-27 04:38:55
For HTTP1.1
Sat, 27 Jul 2024 04:38:55 GMT