"Sat, 06 Jul 2024 18:59:37"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240706
Only TIME
18:59:37
General datetime
2024-07-06 18:59:37Z
For Database
2024-07-06 18:59:37
For HTTP1.1
Sat, 06 Jul 2024 18:59:37 GMT