INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21c2e9fee727c267b68631f622a6d1af01bc2c9a8143b789f8048592b46c7780', 
    '/xvF0PCMiYd/LSOK82UnlxKi53WqIRr79PtqGaJxD/I=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)