"Sat, 07 Dec 2024 06:38:13"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241207
Only TIME
06:38:13
General datetime
2024-12-07 06:38:13Z
For Database
2024-12-07 06:38:13
For HTTP1.1
Sat, 07 Dec 2024 06:38:13 GMT