INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4d0b91b4dea809a9727a6bee280039df1e9f4219375b4f58320319cba6a4ed7c', 
    '/Ei1u6DHTZcCR+M6PXPO51jVtlstJQof99K/kMIU8pg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)