INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ab506ee8fc28532dbdbfa2a23e898be96b80361888605ad17c2e6d04ba4ad645', 
    'c4OdIgLcrT3OSfj9u2UUgoF1/oazbuCktDbL4BUPQ6Y=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)