INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '68edcc84725960ff8f4239060e014cb8de816cbeed4a48afe2efa11783cf6b3a', 
    'QPjFI9cjoXZKw9T9IuL5C74vA6yY4ZBzrqqkXUk7K6c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)