INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '538d9c0cbd7c433d89c5a8c9ad377a876807d2dff20378449a230daf0bc640ac', 
    'qHvMAz9wuuZfL2ViaL5CTqcMdCDA3JwZnpXP+HqEaNo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)