INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b7256cce9760ae2f7d5f8333e980681c90e3357f0601903063bb304ce4e757b5', 
    'u0XHLUzFtkBZdWOdJHXLTBXPXSKkLKEqIXgfY6pW9Do=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00038

Result

int(1)