INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '02cfaa3f3e9a2880a46e056c96dddfea80b30c3cdf99d417777040fe98701846', 
    '+c0jVlnosdvWs3+rNm3plvyW9SVkaZqaISxXXlo33CE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)