INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '0dfe4c3ce0e7440f05d467bb21c40f876ea42c0edbf83005db5d1f09283fbaad', 
    'sthnWQyDMk2PLrhSJab77sHRywyaHS5+d6UjrFmpWpg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)