INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3e8cbbca530657c7d16fa5a2ede4ec9c918ce00c1bc31ad4a5e5bc62cfd18ce2', 
    '3tLXhYcm5G4YHFj8W8k7QrfizxUWBquk7i1JWCxgNSI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)