INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '81ea00e03ea454b0008c909418a6578a6ceea7e216733856ba65a936a5be8dbe', 
    'NGJxg+QnW7wTgdJdyOlyE8BocxEyLABea5Ak0YhwUho=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)