INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '541d2a4d7c403132d2a60da1deca580ebd5a07dc2a8d3877e038193f0fef6c15', 
    'ayKo1QuhtIc8Xsl4YoMQyMVAEe1lFZwslNxpPg0w0zE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00009

Result

int(1)