INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '818a22d944fd70587fa20066e44867f82eb38e54de96fc1e9d8f391927dda1a6', 
    '48Ow7uyG1hSlVbvvBUkvxefNE6jz2ZfLLcoYpp6KOSg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)