INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '68866b809bb1939ca21a3698542b6166e46b857a37342dbdfdf39d2926d559dd', 
    '+svU1AXnUAjcN3TAJVA/yMVUF70hLtm9l9D0kUdpOkM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)