INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c21f4699851534923456ccc30d47d3dc6056ed1b6dc2ad4daf23c3f9ee701070', 
    'OT+O1DVYRZ0ksgMDCEvPt3/dEmqVLhv8BiYVQBYrmzo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)