"Sat, 20 Jul 2024 10:44:49"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240720
Only TIME
10:44:49
General datetime
2024-07-20 10:44:49Z
For Database
2024-07-20 10:44:49
For HTTP1.1
Sat, 20 Jul 2024 10:44:49 GMT