INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '521d232dc4b1379ca99e59ed0b969e85b415f1fc21e89a6c9b0c939a83efab1b', 
    'kkWZXCks1rJFwX50/QqtjtXjfOWNJgCWkSNmiuldl6g=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00017

Result

int(1)