INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '81a79492234fdb9255aebee0ecea62f328d78a742450ab965c22f7093b545aee', 
    'Mb6q2jpncuMjsgaYvqSfvLerPoCDoYXmMcLA6nPHRhI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)