INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c2677330e1515ea3f4ef0ce59f481bdae4c895857ac33b63dc67c8e31255b76a', 
    '+WcviHMqInLWS7whEpwg+7oV5PHI3LIJKrNQUYN04v8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)