INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '20d509ffbdd6d8dfc124be24eacd017e90ad82bb369e5be60a618a5b14b4a0c2', 
    'baQzqd0kqLdFvHcymMGYJNswLzC9Y0wxGgvsbDexMjE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)