INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8e6b4f7750800c80c6d317967684631bd61231cd76a78444d7a042cac92305b4', 
    '6jRqZY+lMTyvpe8YreyG9LOakSXXLKkWSdz0WkmherI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)