INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c8a78388e5a93d1765b52226d506ddb3bd0e24af870e5815450ace012ea25834', 
    '2eZ4RGTYcmziBXBlvdMsDZzqEXYnPW6BNuGGBgMOaOQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)