INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '81b79c5b20951d759cbbd2e670a83f32a316723078e2d54014e9223ff815be88', 
    'DFqt6Il3MRtF/Bbfvl2xnCqwasSx760t2mswzudgVpM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)