INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15b8df559089203d93e1252b9192601b5376cb354f703e08143e366780d519d5', 
    'F19FfqZBZc1z9zkptSTRSY0KYHja9wKZ5AUGIVXlUS8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)