INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '82e3e4e7fd021d905a944b9e3646679486152f04356719c4e6fed1350f73535d', 
    'HukvxShJ3Rwy+G6qb1egxg1pTyBR721pT2Wkge+08P0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)