INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd2f9273aa6ea55d86cf4019a9e7820ecdb0bf84c189d444f577c20beb1c5e1bd', 
    '5ZT+8HNLINblBbDTh8w8adToZv0421x5ffktAkMN3+s=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)