INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ebf939a3cf8da04baff7785970f946ccfbbbb07159c9830f334627da9c9bf761', 
    'kpayLzmKStGacME5KXXTY6d8nHflT7wwHkesOxAB/xg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)