INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8fb4221190d18db99ab1178981f7434d191148349c859a17c22c60bb25ef1ef8', 
    'tnSjvx5jkDPO71U6COKctUYlNHFHUEZv7vSNSUiw/Y8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)