INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21f18d34ec9fe5d705962e15c2b687a7a2f7cce3ba6fe0f88673c1882dd715da', 
    'l08HkJMXe3qLg7Ebw0hgC2LfnlZm9rXFU0okSUx1qmY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)