INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2a7f456ac284a283fbf4bbd094fec2af89ffc7271062816e3fde21a21f6081d4', 
    'ddxQ1F+NbjFIMvkFM8QHp7akQfSn56/2nTHGceR0VgY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)