INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '68cca8558075c29b59916c5f59afd1be9f62b93e44fe8da93c20818093ffba2e', 
    '7L2xKSlyYs303swrL683s2Cop/cbe2tKBFsXB4TJ384=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)