INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ebcba819541dbcccded705f4739623dcee3ebbcf3a9798604d092b009f7f56f9', 
    'cA4VR0QGMZH7pJZrkZF/u6O88Q99JW03zizqVH0qrbo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)