INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6068740e8032c1b7cafdaecd69f5694016c680cbde552d086b33c3a0247da462', 
    'VCp4Ui7XkPjwQvLIzwiwhu1o4vuzFOsWXFEa0/i29JI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)