INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e5b4ce5a614c0e40fe1de9cee4c9ac64c08d4ff243b40857aa323397b096cdb2', 
    'xtk8sa+WrvCI2INVrr1LqzaykQvzxB2WyPTXcIemLG0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)