INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '56cf14b0310d549017b438ec231bafac5506956ac44a5d08e1309b4113c995d2', 
    'EDglbqVkc34i49SJ4uj2EEUzFfoQHB6+jvNhho1+XHs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)