INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e6c0ce95456821f5a61faa83f7666b01493dbbb870906a23b4542e4e174e8ccd', 
    'cqKkYNcOnu6MgfWc/YJ7HCE7qz9vD5XYC5bsE1aiVdo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00038

Result

int(1)