INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'add02e3671c6be4285c76560620bf04268224e808a7fd7d1bbce87ffb41cf833', 
    'OBtkd6W9RssX7xaCgnfSiqM415WaCFcsETonhCbTQK0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)