"Sat, 27 Jul 2024 19:49:53"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240727
Only TIME
19:49:53
General datetime
2024-07-27 19:49:53Z
For Database
2024-07-27 19:49:53
For HTTP1.1
Sat, 27 Jul 2024 19:49:53 GMT