INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4c02418381012a41b15bcd3febfa749cf7b282b0e6c1535a958cc5b7f670b71f', 
    '/38RpUXbl1wpu7bsHQZHqZ1v2NrkiNM4eaz257htP9U=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)