INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '38ec29bbfc551854573478c0fe8bceee47cea8e7c170c47eea18687e1ad1000f', 
    'SiWkuJK3VAK4FGGSAOmBeh+oRWogzz0QvQlMr2PGzyc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)