INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7ef1a7d68550404c00a5bb9d204774d2f4364fef9e8795038e4a852fe78c0b39', 
    'ouhFkBpKb/kVkMPVgabbIAesbBgzFhYk2GyQpqMYtog=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)