INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8dc4957bf8aabcc273648bf6c17ee5db309df48d6adeb204a36755cc4a4cd11f', 
    '6pH9JmnzERy0QI7YSLBmYQhfaFVW8ufSU4LlKzKjGtw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)