"Sun, 23 Jun 2024 14:45:07"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240623
Only TIME
14:45:07
General datetime
2024-06-23 14:45:07Z
For Database
2024-06-23 14:45:07
For HTTP1.1
Sun, 23 Jun 2024 14:45:07 GMT