INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6a83fc68e6d8f0deebee6e147d581a14d564029554da95468a517a2b861fd6e9', 
    '4MeTNQzGEdDtvlkhM6D9dAaUYVloP/C2EVAF5MmY6Ms=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)