INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5cfc75d6896e573b5fdcf3e3429656d38ecbaeaeec0d5d27387dea2dee583f6b', 
    'wFDhpFH9638CsdCZbprb7zIFiNv5zOcITtWLuiQJuVk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)