INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '935720921d15e862f7f0ce3631c693ac0dc75c8542badf6f05a0ff08e23d3598', 
    'i+irVGFrd3oIesq95GQlZRN4trxplUp+fzkUVEVvYxk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00045

Result

int(1)