INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '519970ea7e6d476063d493eaa73966379cfa984ddd8e6a3c71e944a1be2baedf', 
    'MwZTi2Y6qG6qaFqeq0J8DnBrkt7NZOw5xOPsc2tJf4s=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)