INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8df2f5571ba32b072e3a010e1a2d34b19b6c812316b57a71c12fe523af542b2c', 
    'b+7BmI3DBVnapZ8DEWPcvd21wx+ueJBq5w9i1ToGpSc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00057

Result

int(1)