INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3a321b7a6ebf616fe8176d40bc78549e0615d87f299fa65b5e3538ce2bc472c7', 
    'r3I7OSYGa8jOro7K2b9EOESXoJXlrvyeN4enm0DLZ3k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)