INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8515184c0f449845faaaee25d24272e0410bf28b435bb9c391831be0a2a77652', 
    '4v6vg+Gar+1kEkBG2n1qiNBq6uWmBy5nwSMpKlxQHMg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)