INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a6285d8f00849f2d299c1823265d71a6d0e6b53d046506204bb1a4dcbb08f71b', 
    'MC1HQMKG3iwX1ltT2vsIhjV51+5d+TNj3ovtKin18So=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)