"Sat, 08 Jun 2024 08:38:19"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240608
Only TIME
08:38:19
General datetime
2024-06-08 08:38:19Z
For Database
2024-06-08 08:38:19
For HTTP1.1
Sat, 08 Jun 2024 08:38:19 GMT