INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6e6903754f9857f713092c2421317cebbf962dea971e1ce905c98745648514ca', 
    'NejUjLO5yqcgUcagEFHq0QMHDSLVLMcTfOY+EIPwPzE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)