INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b40c3e623fb9b39c9ddc949eeba09213b6f898f310b7123480fbae210bb26d9a', 
    'u1AWzJVPjgOtgtZ6IJM7EBy6AHSbDiv3wYPzI8/LNpc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)