INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '621bd97dfdfe5c1375c013f80289c97265ce62a9ae05296f466b9c32b592c0b6', 
    '/1vwdOgW5f2kP0fIDKVexZHnh8FBcGqVHshDkt1fiJs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)