INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd6c402fab443ad9c287f2aebbb95b64f3d16f85c44d6672d602d1e15d9eeae5d', 
    '2HReTGhGRfNaNW4APQbRotcPIIb2BQVdlB8UomSmQ+o=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)