INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21ee45cc8303f57363f85e5faf05c30ba7b5612d8e3713cf2d87544be1a98533', 
    'e7pDAd9gZZb5fsJ8tLcVHiKrh+QYe+nVK5UAIvaeUkA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)