INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8c2b9137b8ab6941927ec23f78436e282577f60848c4f17f00d381b90d8f1a21', 
    'vRUe7z6wpyZqSk2O8mRxD4zlvnQ4R3qhGPFt9BNyhP8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)