INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '55c9015a274e9dfea4953070d29a46e9195ccf080d47d6be9a1729bff1e51520', 
    'c6q3jSpsnO0H7klFHQNKSnepv5QXpWe5WiKwDkUtSh0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00050

Result

int(1)