"Sat, 06 Jul 2024 21:54:54"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240706
Only TIME
21:54:54
General datetime
2024-07-06 21:54:54Z
For Database
2024-07-06 21:54:54
For HTTP1.1
Sat, 06 Jul 2024 21:54:54 GMT