INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '240596a971156bcc8cb8a8fabbfd4ad945b981592fc2fc25387d9f44dd97f578', 
    'gu3SFYU8gilpmDjq5n4M4gdRlHJzI9h/kvzg8KRz0Og=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)