INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '784c136c7316f9deaf1f07c78e479fdfb5bb0f9f249f2ac453e6f5da80b0d8f7', 
    'B50CiAcHrjUzi4YZNUnALVZdBy73isqggmgZZWa6GpI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)