INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8b7a90398e3d56cf272e06aeb531898b8dda68d59b52a909243779394d24acf4', 
    'TZ9fznDvhEADOE36E/e1bsUIBbUTJZbhZzjQDXFA5Tw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)