INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '321eaa18de74a863ee252ffc56daf4dcf3dcbc82924ca66c34c4061f210412d4', 
    'hTEAjSy9T2pjBg0DlueoTCN31iawjxc/z05symoBm8o=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00055

Result

int(1)