INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ef48a8b808bc9eae1b553d9987d485eb8fb5ea6fa34a153f816d567d3c7a1944', 
    'H6gDVmsYjsZz34fPKum9vkVV3ursj1RycVYzn2R34lY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)