"Sat, 27 Jul 2024 13:42:54"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240727
Only TIME
13:42:54
General datetime
2024-07-27 13:42:54Z
For Database
2024-07-27 13:42:54
For HTTP1.1
Sat, 27 Jul 2024 13:42:54 GMT