INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50bbe12aab9f0a887eac7ceb001a95751953a315d361145fca73283aa4147b16', 
    'kGQYdt8xrfmAn6PTaOD27zzxByWCfMjA/udlVhx4wG4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)