INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2616caf5b2cf67c06459c666e7ad65c8915a5fc9595c7d13348ce0a33cdf780d', 
    'IzZrNURx8FSW6nvGXN1wFYKytxDqq2zGuCMDrEdzEWo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)