INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '53615bd2039797cd6b12c87ffc0fd14665fd833712a328d1970da9e18a4dc3ce', 
    'oG3V+dV/0Pq42r6SpA2whY5g4o7fpolC8lacffXy6v4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)