INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4be21f81730cd6969409116084d115f7722986d221e5bcd1e05bd29c27ab7fdf', 
    'n53YxMj5rjmr4N9B73RnEnShbLVXo8YmFFVC79oaCGk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)