INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '97a62b339b9d9c588e67010ea2faf187a9ec79f1e27599ea90dc56f8cca576ed', 
    'muA7AdbNB9ql4wOeYSe8CFUo8V2tTnCRbIdxgRiWj7Q=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)