INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7df76dce33eeb995c6d1bb57a1d60c038d3d195401e483aa33313c615c26f463', 
    'bw8Kdsx3for7PeTcDfTyRQSYVmKzXpN7JoQBTagRmOU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)