"Sat, 01 Jun 2024 17:42:17"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240601
Only TIME
17:42:17
General datetime
2024-06-01 17:42:17Z
For Database
2024-06-01 17:42:17
For HTTP1.1
Sat, 01 Jun 2024 17:42:17 GMT