INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6c7eb1aa8db15cb7a0da9cc6260b9ddff1fbf19a3c3c150ebbafbfeb0c46d5a4', 
    '3uScvnZcXnrG8NWYO9D9MQ79rwjElBo/S0duaB//uk4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)