INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '391f2f59b92940a5e357a11dccf008b4bb97f9054bb940bfa7cd25c1987fc8b9', 
    '+He9+pTqKqfQV4LKMtmHu7OnzfNhOhF7yZ//dPZtWTs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)