INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '81a9ea6b07a0549335804658c2fa758c4265c661fb58f1869f25b08ac346e63e', 
    'vKPYe3xwY0TdWDMJ+1PBuOIJvXxEbdU+JvdnIMQ3OOg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00038

Result

int(1)